The New England states, along with New York, are generally well ahead of the targets set in the Clean Power Plan.

Attorneys general from 15 states asked a federal court in D.C. to block the Clean Power Plan.

Clean energy technologies like wind power are seen as beneficiaries of the Clean Power Plan.

Cap-and-trade is likely to be a core compliance plan for many states under the Environmental Protection Agency’s final version of the Clean Power Plan.

State and RTO officials have had two weeks to digest EPA's final Clean Power Plan and the battle lines — and paths to compliance — are developing.

EPA's final Clean Power Plan provoked outrage from coal interests, praise from environmentalists and cautious optimism from regulators and grid operators.

EPA's final Clean Power Plan relaxes some controversial proposals while increasing its target for carbon emission reductions.

SPP's latest analysis of EPA’s draft Clean Power Plan indicates state-by-state compliance with the plan would result in nearly 40% higher costs than a regional approach.

A round-up of news from the SPP Markets and Operations Policy Committee on July 14 and 15.

RGGI provides substantial economic benefits and has not raised prices or impaired reliability, according to an independent study.